CN112703730B - 视频编解码的方法、设备和存储介质 - Google Patents
视频编解码的方法、设备和存储介质 Download PDFInfo
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- CN112703730B CN112703730B CN201980059662.7A CN201980059662A CN112703730B CN 112703730 B CN112703730 B CN 112703730B CN 201980059662 A CN201980059662 A CN 201980059662A CN 112703730 B CN112703730 B CN 112703730B
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/117—Filters, e.g. for pre-processing or post-processing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
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Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862731786P | 2018-09-14 | 2018-09-14 | |
US62/731,786 | 2018-09-14 | ||
US16/423,831 US10911751B2 (en) | 2018-09-14 | 2019-05-28 | Method and apparatus for video coding |
US16/423,831 | 2019-05-28 | ||
PCT/US2019/049752 WO2020055661A1 (fr) | 2018-09-14 | 2019-09-05 | Procédé et appareil de codage vidéo |
Publications (2)
Publication Number | Publication Date |
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CN112703730A CN112703730A (zh) | 2021-04-23 |
CN112703730B true CN112703730B (zh) | 2023-04-04 |
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Application Number | Title | Priority Date | Filing Date |
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CN201980059662.7A Active CN112703730B (zh) | 2018-09-14 | 2019-09-05 | 视频编解码的方法、设备和存储介质 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10911751B2 (fr) |
EP (1) | EP3759910A4 (fr) |
CN (1) | CN112703730B (fr) |
WO (1) | WO2020055661A1 (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111083489B (zh) * | 2018-10-22 | 2024-05-14 | 北京字节跳动网络技术有限公司 | 多次迭代运动矢量细化 |
WO2020084476A1 (fr) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Prédiction à base de sous-blocs |
EP3857879A4 (fr) | 2018-11-12 | 2022-03-16 | Beijing Bytedance Network Technology Co., Ltd. | Simplification de prédiction inter-intra combinée |
WO2020103870A1 (fr) * | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Prédiction inter présentant un affinement dans un traitement vidéo |
JP7241870B2 (ja) | 2018-11-20 | 2023-03-17 | 北京字節跳動網絡技術有限公司 | 部分的な位置に基づく差分計算 |
WO2020177756A1 (fr) | 2019-03-06 | 2020-09-10 | Beijing Bytedance Network Technology Co., Ltd. | Intercodage dépendant de la taille |
CN113647099B (zh) | 2019-04-02 | 2022-10-04 | 北京字节跳动网络技术有限公司 | 解码器侧运动矢量推导 |
JP6835337B2 (ja) * | 2019-06-20 | 2021-02-24 | Kddi株式会社 | 画像復号装置、画像復号方法及びプログラム |
CN115191119A (zh) | 2020-02-14 | 2022-10-14 | 抖音视界有限公司 | 视频比特流中的并置参考索引指示 |
US11503322B2 (en) | 2020-08-07 | 2022-11-15 | Samsung Display Co., Ltd. | DPCM codec with higher reconstruction quality on important gray levels |
US11509897B2 (en) | 2020-08-07 | 2022-11-22 | Samsung Display Co., Ltd. | Compression with positive reconstruction error |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106105196A (zh) * | 2014-04-28 | 2016-11-09 | 松下电器(美国)知识产权公司 | 编码方法、解码方法、编码装置以及解码装置 |
Family Cites Families (6)
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CN102131091B (zh) * | 2010-01-15 | 2013-01-23 | 联发科技股份有限公司 | 解码端运动向量导出方法 |
US20110176611A1 (en) | 2010-01-15 | 2011-07-21 | Yu-Wen Huang | Methods for decoder-side motion vector derivation |
US10462462B2 (en) | 2016-09-29 | 2019-10-29 | Qualcomm Incorporated | Motion vector difference coding technique for video coding |
KR20180074000A (ko) * | 2016-12-23 | 2018-07-03 | 삼성전자주식회사 | 비디오 디코딩 방법, 이를 수행하는 비디오 디코더, 비디오 인코딩 방법, 및 이를 수행하는 비디오 인코더 |
US10491917B2 (en) * | 2017-03-22 | 2019-11-26 | Qualcomm Incorporated | Decoder-side motion vector derivation |
US10715810B2 (en) * | 2018-02-20 | 2020-07-14 | Qualcomm Incorporated | Simplified local illumination compensation |
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2019
- 2019-05-28 US US16/423,831 patent/US10911751B2/en active Active
- 2019-09-05 WO PCT/US2019/049752 patent/WO2020055661A1/fr unknown
- 2019-09-05 EP EP19859120.8A patent/EP3759910A4/fr active Pending
- 2019-09-05 CN CN201980059662.7A patent/CN112703730B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106105196A (zh) * | 2014-04-28 | 2016-11-09 | 松下电器(美国)知识产权公司 | 编码方法、解码方法、编码装置以及解码装置 |
Non-Patent Citations (3)
Title |
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CE1 Subtest1: A joint proposal of candidate-based decoder-side motion vector derivation;Yi-Jen Chiu等;《Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11》;20110126;全文 * |
CE9-related: Decoding Addressing the decoding latency improvement issue for decoder-side motion vector refinement (DMVR);Xiaoyu Xiu等;《Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11》;20180714;全文 * |
Yi-Jen Chiu等.CE1 Subtest1: A joint proposal of candidate-based decoder-side motion vector derivation.《Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11》.2011, * |
Also Published As
Publication number | Publication date |
---|---|
CN112703730A (zh) | 2021-04-23 |
EP3759910A1 (fr) | 2021-01-06 |
EP3759910A4 (fr) | 2022-03-30 |
US10911751B2 (en) | 2021-02-02 |
WO2020055661A1 (fr) | 2020-03-19 |
US20200092545A1 (en) | 2020-03-19 |
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